Neuroscience

Like social media feeds, our brains take a little while to update

Like our social media feeds, our brains are constantly uploading rich, visual stimuli. But instead of seeing the latest image in real time, we actually see earlier versions because our brain's refresh time is about 15 seconds, ...

Psychology & Psychiatry

Sleep deprivation increases serotonin 2a receptor response in brain

The serotonin 2A (5-HT2A) receptor is widely distributed in the brain and plays a critical role in perception, cognition and psychosis. It is also responsible for the psychedelic effects of drugs, such as psilocybin (hallucinogenic ...

Medical research

Study unravels mysteries of the aging Down syndrome brain

In the first study of its kind, researchers from Sanford Burnham Prebys have uncovered molecular changes within the aging brains of individuals with Down syndrome that could help explain their cognitive challenges, including ...

Neuroscience

Brain damage caused by long stays in space

Spending a long time in space appears to cause brain damage. This is shown by a study of five Russian cosmonauts who had stayed on the International Space Station (ISS). Researchers at the University of Gothenburg are among ...

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